diff --git a/site_ansto/instrument/config/environment/hiden_xcs.sct b/site_ansto/instrument/config/environment/hiden_xcs.sct
index 8ef56139..2325891e 100644
--- a/site_ansto/instrument/config/environment/hiden_xcs.sct
+++ b/site_ansto/instrument/config/environment/hiden_xcs.sct
@@ -79,11 +79,14 @@ driver hiden_xcs = {
       property pid_dvalue = 0.0
       property pid_imax = 30
     }
+    var gas_factor = { value = 1.0; }
+    control = false
+    data = false
+    nxsave = false
     var temperature
     var flow1
     var flow2
     var flow3
-    var gas_factor = { value = 1.0; }
   }
 #
 # The named group is at the device level, variables below that
@@ -92,11 +95,11 @@ driver hiden_xcs = {
     # group_property 'data' = true
     type = float;
     priv = user;
-    readable = 5;
-    read_function = read_sixteen;
     control = false
     data = false
     nxsave = false
+    readable = 5;
+    read_function = read_sixteen;
     property base = 0; # applies to all following vars
     var pv1 = { read_command = '?AIN,0'; property span = 500; }; # ain0
     var pv2 = { read_command = '?AIN,1'; property span = 500; }; # ain1
diff --git a/site_ansto/instrument/config/environment/sct_hiden_xcs.tcl b/site_ansto/instrument/config/environment/sct_hiden_xcs.tcl
index 78ad05f0..2a8200cd 100644
--- a/site_ansto/instrument/config/environment/sct_hiden_xcs.tcl
+++ b/site_ansto/instrument/config/environment/sct_hiden_xcs.tcl
@@ -661,30 +661,30 @@ proc ::scobj::hiden_xcs::mk_sct_hiden_xcs { sct_controller name tol } {
     hsetprop ${scobj_hpath}/flow type "drivable"
 
     hfactory ${scobj_hpath}/flow1 plain user float
-    hsetprop ${scobj_hpath}/flow1 control true
-    hsetprop ${scobj_hpath}/flow1 data true
+    hsetprop ${scobj_hpath}/flow1 control false
+    hsetprop ${scobj_hpath}/flow1 data false
     hsetprop ${scobj_hpath}/flow1 mutable false
-    hsetprop ${scobj_hpath}/flow1 nxsave true
+    hsetprop ${scobj_hpath}/flow1 nxsave false
     hsetprop ${scobj_hpath}/flow1 oldval 0.0
     hsetprop ${scobj_hpath}/flow1 klass "environment"
     hsetprop ${scobj_hpath}/flow1 sdsinfo "::nexus::scobj::sdsinfo"
     hsetprop ${scobj_hpath}/flow1 type "part"
 
     hfactory ${scobj_hpath}/flow2 plain user float
-    hsetprop ${scobj_hpath}/flow2 control true
-    hsetprop ${scobj_hpath}/flow2 data true
+    hsetprop ${scobj_hpath}/flow2 control false
+    hsetprop ${scobj_hpath}/flow2 data false
     hsetprop ${scobj_hpath}/flow2 mutable false
-    hsetprop ${scobj_hpath}/flow2 nxsave true
+    hsetprop ${scobj_hpath}/flow2 nxsave false
     hsetprop ${scobj_hpath}/flow2 oldval 0.0
     hsetprop ${scobj_hpath}/flow2 klass "environment"
     hsetprop ${scobj_hpath}/flow2 sdsinfo "::nexus::scobj::sdsinfo"
     hsetprop ${scobj_hpath}/flow2 type "part"
 
     hfactory ${scobj_hpath}/flow3 plain user float
-    hsetprop ${scobj_hpath}/flow3 control true
-    hsetprop ${scobj_hpath}/flow3 data true
+    hsetprop ${scobj_hpath}/flow3 control false
+    hsetprop ${scobj_hpath}/flow3 data false
     hsetprop ${scobj_hpath}/flow3 mutable false
-    hsetprop ${scobj_hpath}/flow3 nxsave true
+    hsetprop ${scobj_hpath}/flow3 nxsave false
     hsetprop ${scobj_hpath}/flow3 oldval 0.0
     hsetprop ${scobj_hpath}/flow3 klass "environment"
     hsetprop ${scobj_hpath}/flow3 sdsinfo "::nexus::scobj::sdsinfo"
@@ -733,10 +733,10 @@ proc ::scobj::hiden_xcs::mk_sct_hiden_xcs { sct_controller name tol } {
     hsetprop ${scobj_hpath}/humidity type "drivable"
 
     hfactory ${scobj_hpath}/temperature plain user float
-    hsetprop ${scobj_hpath}/temperature control true
-    hsetprop ${scobj_hpath}/temperature data true
+    hsetprop ${scobj_hpath}/temperature control false
+    hsetprop ${scobj_hpath}/temperature data false
     hsetprop ${scobj_hpath}/temperature mutable false
-    hsetprop ${scobj_hpath}/temperature nxsave true
+    hsetprop ${scobj_hpath}/temperature nxsave false
     hsetprop ${scobj_hpath}/temperature oldval 0.0
     hsetprop ${scobj_hpath}/temperature klass "environment"
     hsetprop ${scobj_hpath}/temperature sdsinfo "::nexus::scobj::sdsinfo"